Recommended Questions
- सिद्ध करें कि cos^(4)A-sin^(4)A=2cos^(2)A-1.
Text Solution
|
- Prove the following identities: sin^4A-cos^4A=sin^2A-cos^2A=2sin^2A-1...
Text Solution
|
- cos^4A-sin^4A is equal to 2cos^2A+1 (b) 2cos^2A-1 (c) 2sin^2A-1 ...
Text Solution
|
- Prove the following cos^(4)A-sin^(4)A+1=2cos^(2)A
Text Solution
|
- Show that cos^(4)alpha+2cos^(2)alpha(1-(1)/(sec^(2)alpha))=1-sin^(4)al...
Text Solution
|
- यदि (cos^(4) alpha)/(cos^(2) beta) + (sin^(4) alpha)/(sin^(2) beta) = ...
Text Solution
|
- यदि sin B = 1/2,"तो सिद्ध करें कि " 3 cos B - 4 cos^(3) B = 0
Text Solution
|
- यदि cos theta = sqrt3/2, "तो सिद्ध करें कि " 3 sin theta - 4 sin^(3) ...
Text Solution
|
- यदि sec theta = 5/4, "तो सिद्ध करें कि " (tan theta )/(1 + tan^(2) th...
Text Solution
|